Yerucham Fishel Perla

Authors

Polish author, famed for his exhaustive 3 volume commentary on the Sefer HaMitzvot of R' Saadia Gaon. He was born in Warsaw and studied under R' Yehoshua Leib Diskin in Lomza, The Netziv in Volozhin, and R' Chaim Soloveitchik in Brisk. Upon the loss of his wife in 1926, he moved to the Holy land and settled in Jerusalem. He also wrote "Chibat Tziyon", a commentary on Kaftor V'Ferach, as well as annotations to many other works.

Works on Sefaria

Commentary on Sefer Hamitzvot of Rasag

20th-century extensive analytic commentary by Rabbi Yerucham Fishel Perlow on Rav Saadia Gaon’s liturgical poem listing the 613 commandments.